/Engine/Source/Editor/SubobjectDataInterface/Public/SubobjectDataFactory.h
Find a factory that returns true from ShouldCreateSubobjectData based on the given parameters. If none are found, then the default will be returned.
[ISubobjectDataFactory](API\Editor\SubobjectDataInterface\ISubobjectDataFactory) * FindFactoryToUse ( const [FCreateSubobjectParams](API\Editor\SubobjectDataInterface\FCreateSubobjectParams) & Params )